Olympic mascots - London 2012

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Across
  1. 4. social media application represented by a bird
  2. 5. a movement up and down with the head
  3. 6. old
  4. 7. inspired by the games in Ancient Greece
  5. 9. social media application used by many people
  6. 11. a person who works in a factory making steel
Down
  1. 1. Former name for Paralympic Games
  2. 2. fantasy story
  3. 3. revealed
  4. 7. sb or sth which brings good luck or represents an organization
  5. 8. taxi
  6. 10. a long thick piece of steel which supports a roof